Al Treloar (Jenkins) was the winner of the world's very first international bodybuilding contest. This was organised by Bernarr Macfadden and took place in Madison Square Gardens on Dec 28th 1903.

Jenkins, a Harvard-educated man, was was well versed in athletics and professional strongmanism. He could tear two and three decks of playing cards with bare hands.

In 1904 he wrote 'The Science of Muscular Development' which included many photos of himself and his wife Edna Tempest.

Treloar was hired as the physical director of the Los Angeles Athletic Club in 1907, a position he held for the next 42 years. He died in 1960 at the age of 87.